Failed allocate 4 bytes in shared memory for dyn_uri_head_addr.

Failed allocate 4 bytes in shared memory for dyn_uri_head_addr.

We have encoutered an issues while boucing the opmn services in R12 Oracle Applications Instance.

While trying to start all the opmn managed process are down and they are not coming Up

---------------------------------+--------------------+---------+---------
ias-component | process-type | pid | status
---------------------------------+--------------------+---------+---------
OC4JGroup:default_group | OC4J:oafm | N/A | Down
OC4JGroup:default_group | OC4J:oacore | N/A | Down
HTTP_Server | HTTP_Server | N/A | Down

The below error identified in the Logs:

[error] mod_oc4j: Failed allocate 4 bytes in shared memory for dyn_uri_head_addr.
[emerg] mod_oc4j: Error happened while finalizing configuration and OC4J Plugin will not work. Is about to exit.
[emerg] mod_oc4j: failed to initializ


To fix this issue we need to clean the states


adopmnctl.sh stopall

rm $ORA_CONFIG_HOME/10.1.3/opmn/logs/states/*

adopmnctl.sh startall